WO2023008639A1 - Système de chauffage d'eau à tube électrique pour navire - Google Patents

Système de chauffage d'eau à tube électrique pour navire Download PDF

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Publication number
WO2023008639A1
WO2023008639A1 PCT/KR2021/011857 KR2021011857W WO2023008639A1 WO 2023008639 A1 WO2023008639 A1 WO 2023008639A1 KR 2021011857 W KR2021011857 W KR 2021011857W WO 2023008639 A1 WO2023008639 A1 WO 2023008639A1
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WO
WIPO (PCT)
Prior art keywords
water
steam
ship
heater
fuel oil
Prior art date
Application number
PCT/KR2021/011857
Other languages
English (en)
Korean (ko)
Inventor
손영준
권해룡
Original Assignee
손영준
권해룡
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 손영준, 권해룡 filed Critical 손영준
Publication of WO2023008639A1 publication Critical patent/WO2023008639A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/12—Heating; Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
    • F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
    • F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
    • F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
    • F22D1/40—Combinations of exhaust-steam and smoke-gas preheaters

Definitions

  • the present invention relates to an irrigation electric heating system for ships having a method of producing steam, which is a heat transfer medium used for heating fuel oil and lubricating oil, warming equipment, and heating work and living areas in ships.
  • the irrigation electric heating system for ships uses the circulation water pump 12 to supply irrigation water to the forced circulation type irrigation electric heater ( After being supplied to 11) and heated to a temperature lower than the saturation temperature, it is supplied to the auxiliary boiler 21 in a state of water and converted to steam, absorbed as latent heat and converted to the saturation temperature. It relates to an irrigation electric heating system for ships configured to deliver steam from a boiler (21) to a steam heater (29).
  • Steam used as a heat transfer medium in ships is generally produced by recovering waste heat emitted from the exhaust of propulsion engines while the ship is sailing, and auxiliary boilers using fuel oil (Donkey It is produced by operating a boiler).
  • the present applicant intends to propose a method that can replace it when the conditions for burning fuel oil are not met.
  • Patent Publication No. 2003-0008372 discloses alternative fuel oil using waste oil and waste cooking oil and a manufacturing method thereof.
  • the above technology preheats the collected liquid waste oil and purchased bunker C oil at 50 to 80 ° C. in a raw material input tank equipped with a steam pipe, passes through a cylindrical filter composed of a triple mesh of 100 mesh to 300 mesh (first Process) In this process, the raw material cooled down is reheated, centrifugal separation (second process) with a processing speed of 5m3 / hour, liquid waste oil and inorganic salt composition solution, Water (or wastewater from which impurities have been removed) is put into the mixing agitator (third process), and the mixing agitator equipped with a motor maintains a temperature of 70 to 80 ° C and a pressure of 7 to 10 kg / cm 3 and stirs for 40 to 60 minutes.
  • first Process the raw material cooled down is reheated, centrifugal separation (second process) with a processing speed of 5m3 / hour, liquid waste oil and inorganic salt composition solution, Water (or wastewater from which impurities have been removed) is put into the mixing agitator (third process
  • the treatment liquid rubs against each other at 1,800 to 2000 rpm for 6 to 8 minutes by the rotational force of the screw And, finally, through the tapered part and fine holes at the lower end, friction and progress speed are suppressed (5th process), and a part of the product produced through the 5th process is a reciprocating continuous stirring process designed to improve quality.
  • Step 7 chemical chemicals are selectively added and stirred for 30 to 40 minutes at a low temperature of 40 ⁇ 50 °C and a pressure of 7 ⁇ 10 kg / cm2 (Step 7) to prevent oil-water separation. It describes the process to avoid it.
  • Patent Registration No. 10-1707191 discloses a system for heating and circulating cooling water of a ship engine using an electric heater.
  • the above technology enables normal operation of the main engine by supplying cooling water to the main engine when the ship is operating, and heats the cooling water supplied to the main engine to a predetermined temperature when the ship is docked to prevent thermal shock in the combustion cylinder of the main engine. It relates to a heating and circulation system for cooling water of a ship engine to perform a warming operation to prevent damage.
  • an electric heater heat exchanger is installed, or the electric heater heat exchanger is connected and installed in parallel with the steam heater heat exchanger, while a temperature control valve is installed on the recovery line that discharges the cooling water to the expansion tank through the main engine,
  • a temperature control valve is installed on the recovery line that discharges the cooling water to the expansion tank through the main engine
  • An object of the present invention is to provide an irrigation electric heating system for ships having a method of producing steam, which is a heat transfer medium used for heating fuel oil and lubricating oil, warming equipment, and heating work and living areas in ships.
  • the irrigation electric heating system for ships uses the circulation water pump 12 to supply irrigation when the fuel oil burner 23 of the auxiliary boiler 21 cannot be operated.
  • water is supplied to the auxiliary boiler (21) in a state of water and converted to steam, absorbed as latent heat, and generated in the process of being converted to the saturation temperature
  • the auxiliary boiler 21 is configured to deliver steam to the steam heater 29 using steam.
  • the irrigation electric heating system for ships uses a circulation water pump (12) to forcibly circulate irrigation water when there is insufficient or no thermal energy that can be recovered from the economizer during low-speed sailing or anchorage in a ship propelled by an internal combustion engine.
  • a circulation water pump (12) After being supplied to the water heater (11) and heated to a temperature lower than the saturation temperature, it is supplied as water to the auxiliary boiler (21) and converted to steam, absorbed as latent heat, and converted to the saturation temperature.
  • FIG. 1 shows the piping configuration of the irrigation electric heating system for ships according to the present invention.
  • the present invention relates to an irrigation electric heating system for ships having a method of producing steam, which is a heat transfer medium used for heating fuel oil and lubricating oil, warming equipment, and heating work and living areas in ships.
  • FIG. 1 shows the piping configuration of the irrigation electric heating system for ships according to the present invention.
  • a forced circulation type irrigation electric heater 11 a circulation water pump 12; a temperature sensor 13; an electric heater controller 14; with auxiliary boiler 21; a pressure sensor 22; a fuel oil burner 23; a water level sensor 24; a water level control valve 25; a water pump 26; a condensate tank 27; a condensate cooler 28; It is configured to include; a plurality of steam heaters (29).
  • the auxiliary boiler 21 is configured to include a fuel oil burner 23 for burning the fuel oil.
  • the ship boiler may be implemented as a complex system applying two systems, a burner system for burning oil and a system for using waste heat of exhaust gas discharged from an engine for driving a propeller of a ship. Since these technologies use a number of conventionally known technologies, the application of specific configurations can be omitted.
  • a pressure sensor 22 is configured.
  • the fuel oil burner 23 Based on the measured value of the pressure sensor 22, the fuel oil burner 23 adjusts the amount of combustion.
  • the steam generated by the combustion of fuel oil is supplied to the steam heater 29 connected separately to the auxiliary boiler 21, and for this purpose, a structure such as a pipe or a tube by a person skilled in the art may be employed.
  • the steam heater 29 refers to a plurality of steam heaters used in ships, and in the steam heater 29 supplied with steam from the auxiliary boiler 21 as described above, condensate is generated as steam is condensed, and condensate is generated. After passing through the condensate cooler 28 and cooled, it is received in the condensate tank 27.
  • the condensate tank 27 is connected to the auxiliary boiler 21 by pipes, hoses, tubes, etc., including a feed water pump 26 on one side connected to the condensate tank 27 so that the condensate contained in the auxiliary boiler 21 ) to be cycled.
  • This condensed water is to supply insufficient water as it is evaporated by the function of the auxiliary boiler 21 .
  • a water supply control valve 25 may be provided between the water supply pump 26 and the auxiliary boiler 21 so that the condensed water is supplied to the auxiliary boiler 21 .
  • the water supply control valve 25 is configured to be controlled in conjunction with the water level sensor 24 configured on one side of the auxiliary boiler 21.
  • the fuel oil burner 23 of the auxiliary boiler is not operated when there is insufficient or no thermal energy that can be recovered from the economizer during low-speed sailing or anchorage in a ship propelled by an internal combustion engine.
  • the water pressurized by the circulation water pump 12 is heated in the forced circulation water heater 11 to below the saturation temperature using the electric heater controller 14, and the auxiliary boiler 21 has a lower pressure in the state of water. When it returns to , a part of the irrigation water turns into steam, which is absorbed as latent heat and falls to the saturation temperature.
  • the irrigation water can be continuously circulated using the circulation water pump 12 .
  • a temperature sensor 13 is provided on one side of the forced circulation electric irrigation heater 11 to measure the temperature of the forced circulation electric irrigation heater 11 .
  • the forced circulation type irrigation electric heater 11 is controlled by the heater controller 14 in the amount of heating. Based on this, the amount of heating can be adjusted.
  • the heater controller 14 prevents the temperature of the heat emitted from the forced circulation water heater 11 from exceeding a certain temperature. and to adjust the heating amount of the forced circulation water heater 11 based on the pressure in the auxiliary boiler 21 based on the pressure value measured by the pressure sensor 22.
  • the above-described auxiliary boiler 21 supplies steam to a plurality of steam heaters 29 as described above.
  • the steam heater to be supplied according to the pressure inside the auxiliary boiler 21 (29) can be selected.
  • the configuration to be described later is shown as one, it may be configured in multiple configurations, and is a principle that is driven based on the pressure sensor 22 .
  • [Table 1] it is used as a bracket connecting components (hose, pipe, tube, etc.) connected to supply steam to the steam heater 29 of the auxiliary boiler 21, and the steam of the auxiliary boiler 21 is discharged. composed on one side.
  • This bracket is integrally coupled to the auxiliary boiler 21 and the inner cover 2 that functions to discharge steam;
  • An outer cover 1 coupled to surround the inner cover 1 to be accommodated therein; includes.
  • the outer cover 1 is formed with a plurality of through holes 1a formed at regular intervals on one side.
  • the inner cover 2 is formed with one or more discharge holes 2a having a wider interval than the outer cover 1, at least having a smaller number than the through holes 1a of the outer cover 1. it is desirable Or it may be one.
  • the discharge hole 2a may include an LM guide 2e on each of the two inner surfaces facing each other as shown in [Table 1], and the door 2b is coupled through the LM guide.
  • the rail 2d provided on one surface of the door 2b is coupled to the LM guide 2e.
  • a packing layer 2c is coupled to one end of the door 2b, and the protruding length of the door 2b to the outer surface of the inner cover 2 varies according to the control of the LM guide. And when protruding to the maximum, the door closes the space between the inner cover 2 and the outer cover 1 by contacting the inner surface of the outer cover 1.
  • the outer diameter of the inner cover 2 has a smaller size than the inner diameter of the outer cover 1, and the outer cover 1 includes a groove concave upward from the lower surface.
  • the LM guide includes a separate control unit, or is controlled based on the measured value of the pressure sensor 22, and, in other words, the penetration of the outer cover 1 through which the increase is discharged by the internal pressure of the auxiliary boiler 21
  • the number of holes 1a is selected to be one or multiple.
  • the packing layer 2c includes a first plate 2ca directly coupled to the door 2b; a second plate 2cb configured in a 'c' shape to surround the first plate 2ca; A plurality of springs (2cc) formed between the first plate (2ca) and the second plate (2cb); by being configured to include a predetermined elasticity when the door (2b) comes into contact with the inner wall of the outer cover (1) While having it, it is possible to make it smoothly touch without applying an impact and to have airtightness at the same time.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

La présente invention se rapporte à un système de chauffage à tube électrique pour un navire, le système comprenant un procédé de production de vapeur, qui est un milieu de transfert de chaleur utilisé, dans un navire, pour chauffer du mazout, de l'huile lubrifiante et similaires, pour réchauffer des dispositifs, et chauffer des sections commerciales et résidentielles, et analogues. De plus, la présente invention se rapporte au système de chauffage d'eau de tube électrique pour un navire, le système utilisant, si un brûleur de mazout (23) d'une chaudière auxiliaire (21) ne peut pas être actionnée, une pompe à eau de circulation (12) pour fournir de l'eau de tube à un chauffe-eau à tube électrique de type à circulation forcée (11) et ainsi chauffer l'eau de tube à une température inférieure à une température de saturation, puis à utiliser de la vapeur produite lorsque l'eau de tube est fournie à la chaudière auxiliaire (21) en tant qu'eau et changée en vapeur tout en étant absorbée en tant que chaleur latente et changée en température de saturation, de telle sorte que la chaudière auxiliaire (21) peut transférer la vapeur vers un réchaud à vapeur (29).
PCT/KR2021/011857 2021-07-28 2021-09-02 Système de chauffage d'eau à tube électrique pour navire WO2023008639A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210099195A KR102321171B1 (ko) 2021-07-28 2021-07-28 선박용 관수전기가열시스템
KR10-2021-0099195 2021-07-28

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WO2023008639A1 true WO2023008639A1 (fr) 2023-02-02

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PCT/KR2021/011857 WO2023008639A1 (fr) 2021-07-28 2021-09-02 Système de chauffage d'eau à tube électrique pour navire

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WO (1) WO2023008639A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102505209B1 (ko) 2022-05-10 2023-03-03 주식회사 오션글로벌스타 선박용 스팀 공급 시스템의 제어장치 및 제어방법
KR102609212B1 (ko) 2023-02-23 2023-12-04 손영준 선박용 스팀 공급시스템

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047489A1 (fr) * 2007-04-11 2008-04-24 Hitachi, Ltd. Équipement d'alimentation pour une installation de liquéfaction de gaz naturel
JP2011131691A (ja) * 2009-12-24 2011-07-07 Mitsubishi Heavy Ind Ltd 船舶用蓄熱装置および船舶
KR20130110840A (ko) * 2012-03-30 2013-10-10 현대중공업 주식회사 선박의 폐열 회수 시스템
KR20130137898A (ko) * 2012-06-08 2013-12-18 삼성중공업 주식회사 Ｈｖａｃ 응축수를 이용한 조수 시스템
KR20160059065A (ko) * 2014-11-17 2016-05-26 현대중공업 주식회사 스팀터빈의 복수기 폐열을 재활용하는 부유식 발전선

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030008372A (ko) 2001-05-31 2003-01-29 김길용 폐유 및 폐식용유를 이용한 대체 연료유와 그 제조방법
KR200444163Y1 (ko) 2008-02-26 2009-04-17 (주)에프티이 증기 분사 가열기
KR101686505B1 (ko) 2014-04-03 2016-12-14 대우조선해양 주식회사 선박의 엔진 냉각수의 폐열을 이용한 연료가스 공급시스템 및 방법
KR101707191B1 (ko) 2016-04-19 2017-02-15 에스케이해운 주식회사 전기히터를 이용한 선박 엔진 냉각수의 가열 및 순환시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047489A1 (fr) * 2007-04-11 2008-04-24 Hitachi, Ltd. Équipement d'alimentation pour une installation de liquéfaction de gaz naturel
JP2011131691A (ja) * 2009-12-24 2011-07-07 Mitsubishi Heavy Ind Ltd 船舶用蓄熱装置および船舶
KR20130110840A (ko) * 2012-03-30 2013-10-10 현대중공업 주식회사 선박의 폐열 회수 시스템
KR20130137898A (ko) * 2012-06-08 2013-12-18 삼성중공업 주식회사 Ｈｖａｃ 응축수를 이용한 조수 시스템
KR20160059065A (ko) * 2014-11-17 2016-05-26 현대중공업 주식회사 스팀터빈의 복수기 폐열을 재활용하는 부유식 발전선

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